Home / 7,111,703.52-10,663,235.42-2,788,574.31

Finding the Fourth Proportional to 7,111,703.52, 10,663,235.42 and 2,788,574.31

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Solution

The fourth proportional to 7,111,703.52, 10,663,235.42 and 2,788,574.31 is: 4,181,167.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,111,703.52 : 10,663,235.42 = 2,788,574.31 : x
  2. Step 2: Convert to fraction form
    7,111,703.52/10,663,235.42 = 2,788,574.31/x
  3. Step 3: Cross multiply
    7,111,703.52x = 10,663,235.42 × 2,788,574.31
  4. Step 4: Simplify right side
    7,111,703.52x = 29,735,224,339,751.19
  5. Step 5: Solve for x
    x = 29,735,224,339,751.19/7,111,703.52
  6. Step 6: Final answer
    x = 4,181,167.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.